﻿<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>Three框架</title>
		<script src="js/Three.js"></script>
		<style type="text/css">
			div#canvas-frame {
				border: none;
				cursor: pointer;
				width: 100%;
				height: 600px;
				background-color: #EEEEEE;
			}

		</style>
		<script>
            var renderer;
            function initThree() {
                width = document.getElementById('canvas-frame').clientWidth;
                height = document.getElementById('canvas-frame').clientHeight;
                renderer = new THREE.WebGLRenderer({
                    antialias : true
                });
                renderer.setSize(width, height);
                document.getElementById('canvas-frame').appendChild(renderer.domElement);
                renderer.setClearColor(0xFFFFFF, 1.0);
            }

            var camera;
            function initCamera() {
                camera = new THREE.PerspectiveCamera(45, width / height, 1, 10000);
                camera.position.x = 600;
                camera.position.y = 0;
                camera.position.z = 600;
                camera.up.x = 0;
                camera.up.y = 1;
                camera.up.z = 0;
                camera.lookAt({
                    x : 0,
                    y : 0,
                    z : 0
                });
            }

            var scene;
            function initScene() {
                scene = new THREE.Scene();
            }

            var light;
            function initLight() {
//                light = new THREE.AmbientLight(0x00FF00);
//                light.position.set(100, 100, 200);
//                scene.add(light);
                // 方向光
//                light = new THREE.DirectionalLight(0xFF0000);
//                light.position.set(0, 0,1);
//                scene.add(light);

                light = new THREE.PointLight(0x00FF00,1,400,1);
                light.position.set(0, 0,25);
                scene.add(light);
            }

            var cube;
            function initObject() {
                var geometry = new THREE.CubeGeometry( 200, 100, 50,4,4);
                var material = new THREE.MeshLambertMaterial( { color:0xFFFFFF} );
                var mesh = new THREE.Mesh( geometry,material);
                mesh.position.set(0,0,0);
                scene.add(mesh);

                var geometry2 = new THREE.CubeGeometry( 200, 100, 50,4,4);
                var material2 = new THREE.MeshLambertMaterial( { color:0xFFFFFF} );
                var mesh2 = new THREE.Mesh( geometry2,material2);
                mesh2.position.set(-300,0,0);
                scene.add(mesh2);

                var geometry3 = new THREE.CubeGeometry( 200, 100, 50,4,4);
                var material3 = new THREE.MeshLambertMaterial( { color:0xFFFFFF} );
                var mesh3 = new THREE.Mesh( geometry3,material3);
                mesh3.position.set(0,-150,0);
                scene.add(mesh3);

                var mesh4 = new THREE.Mesh( geometry3,material3);
                mesh4.position.set(0,150,0);
                scene.add(mesh4);

                var mesh5 = new THREE.Mesh( geometry3,material3);
                mesh5.position.set(300,0,0);
                scene.add(mesh5);

                var mesh6 = new THREE.Mesh( geometry3,material3);
                mesh6.position.set(0,0,-100);
                scene.add(mesh6);
            }

            function threeStart() {
                initThree();
                initCamera();
                initScene();
                initLight();
                initObject();
                renderer.clear();
                renderer.render(scene, camera);
            }

		</script>
	</head>

	<body onload="threeStart();">
		<div id="canvas-frame"></div>
	</body>
</html>